A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6220-01-424-2478
NSN 5835-00-400-5056
NSN 5910-01-020-7700
NSN 5915-01-512-5697
NSN 5920-00-010-0525
NSN 6130-01-647-9940
NSN 6685-01-519-0430
NSN 5935-01-477-0688
NSN 5915-00-740-4336
NSN 6220-00-470-2703
NSN 7035-00-285-3393
NSN 5950-00-123-7028